/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.plugin.task.pytorch;

import org.apache.dolphinscheduler.plugin.task.api.model.ResourceInfo;
import org.apache.dolphinscheduler.plugin.task.api.parameters.AbstractParameters;

import org.apache.commons.lang3.StringUtils;

import java.io.File;
import java.nio.file.Paths;
import java.util.List;

import lombok.Data;

@Data
public class PytorchParameters extends AbstractParameters {

  private Boolean isCreateEnvironment = false;
  private String pythonPath = ".";
  private String script;
  private String scriptParams;
  private String pythonCommand = "${PYTHON_HOME}";
  private String pythonEnvTool = PythonEnvManager.ENV_TOOL_VENV;
  private String requirements = "requirements.txt";
  private String condaPythonVersion = "3.9";
  /**
   * resource list
   */
  private List<ResourceInfo> resourceList;

  @Override
  public List<ResourceInfo> getResourceFilesList() {
    return resourceList;
  }

  @Override
  public boolean checkParameters() {
    return true;
  }


  public String getRequirementPath() {
    return getPossiblePath(requirements);
  }

  public String getPythonCommand() {
    String command;
    if (pythonCommand.isEmpty()) {
      command = "${PYTHON_HOME}";
    } else {
      command = pythonCommand;
    }
    return command;
  }


  public String getScriptPath() {
    return getPossiblePath(script);
  }

  private String getPossiblePath(String filePath) {
    String possiblePath = filePath;
    File sourceFile = new File(possiblePath);
    String newPath = Paths.get(pythonPath, possiblePath).toString();
    File newFile = new File(newPath);
    if (newFile.exists() && !sourceFile.exists()) {
      possiblePath = newPath;
    } else if (resourceList != null) {
      String newPathResource = StringUtils.removeStart(newPath, "./");
      for (ResourceInfo resourceInfo : resourceList) {
        if (resourceInfo.getResourceName().equals("/" + newPathResource)) {
          possiblePath = newPath;
          break;
        }
      }
    }
    return possiblePath;

  }
}
